Generally for the student there is F-1 Student Visa or J-1 Exchange Visitor Visa.
A straight forward process: Receive your I-20 (F-1) or DS-2019 (J-1) from the US University Complete SEVIS application (I-901) and pay fee
Complete visa application and pay fee
Schedule an interview at the US Embassy in respective country In interview process for Student visa, one should reflect that he/she is a student, and want to go USA to study, and no other purpose.
For visa enquiries refer to the USA Embassy.
A very important information for the student that no counsellor/ agent or any person can guarantee visa . Its illegal and a person can be prosecuted if they guarantee VISA. To give a visa the authority lies solely with the visa officer.